September Weather in Jiangjiayan, China

Last updated: August 22, 2025

In September, the average temperature in Jiangjiayan, China hovers around 18°C (65°F). Expect a minimum of 9°C (49°F) and a comfortable maximum of 30°C (86°F). During this month, precipitation averages 202 mm (7.9 in) over 18 days, contributing to an average humidity level of 81%. Stay prepared for the varied weather!

September Temperature in Jiangjiayan

In September in Jiangjiayan, the average temperature is 18°C (65°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 9°C (49°F). This pleasant climate makes it an ideal time for travelers seeking mild weather and outdoor activities.

September Weather in Jiangjiayan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Jiangjiayan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jiangjiayan, September typically has an average temperature of 18°C (65°F), with highs reaching up to 30°C (86°F) and lows dropping to around 9°C (49°F).

Data source: Temperature data for Jiangjiayan generated using information from the Copernicus Climate Change Service.

September Precipitation in Jiangjiayan

In Jiangjiayan in September, the total precipitation amount is 202 mm (7.9 in) spread over 18 days.

September Precipitation Trends in Jiangjiayan

The chart displays monthly precipitation patterns in Jiangjiayan, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Jiangjiayan, September typically receives around 202 mm (7.9 inches) of precipitation spread over approximately 18 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Jiangjiayan

In Jiangjiayan in September, humidity is 81%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and the air thick and sultry—a challenging environment for traveling.

September Average Humidity in Jiangjiayan

This chart illustrates the average monthly humidity levels in Jiangjiayan, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Jiangjiayan is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jiangjiayan

In Jiangjiayan in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Jiangjiayan.

Maximum UV Index Levels in Jiangjiayan for September

The chart shows the monthly maximum UV Index (UVI) for Jiangjiayan in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Jiangjiayan typically reaches 11, which falls under the extreme exposure category.

Data source: Jiangjiayan September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Jiangjiayan Compares to Other Months

Weather in Jiangjiayan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Jiangjiayan, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Jiangjiayan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	38 mm (1.5 inches)	79%	moderate
February Weather	3°C (38°F)	44 mm (1.7 inches)	82%	high
March Weather	9°C (48°F)	91 mm (3.6 inches)	88%	very high
April Weather	13°C (55°F)	119 mm (4.7 inches)	84%	very high
May Weather	17°C (63°F)	124 mm (4.9 inches)	77%	extreme
June Weather	21°C (70°F)	193 mm (7.6 inches)	82%	extreme
July Weather	23°C (74°F)	265 mm (10.4 inches)	85%	extreme
August Weather	23°C (74°F)	221 mm (8.7 inches)	83%	extreme
September Weather	18°C (65°F)	202 mm (7.9 inches)	81%	extreme
October Weather	12°C (54°F)	142 mm (5.6 inches)	87%	very high
November Weather	8°C (46°F)	62 mm (2.5 inches)	86%	high
December Weather	2°C (36°F)	34 mm (1.3 inches)	84%	moderate